html,
body,
blockquote,
textarea,
th,
pre,
ul,
li,
ol,
dl,
dd,
dt,
p,
h1,
h2,
h3,
h4,
h5,
h6,
a,
span,
div,
input,
form,
fieldset,
legend,
img {
  margin: 0;
  padding: 0;
  /*设置盒模型*/
  box-sizing: border-box;
  /*去除移动端特有的点击高亮效果*/
  -webkit-tap-highlight-color: transparent;
}
ul,
ol {
  list-style: none;
}
textarea {
  resize: none;
}
fieldset,
img,
input,
button {
  border: none;
  padding: 0;
  margin: 0;
  outline-style: none;
  /*外面环绕线*/
}
img {
  border: 0;
  /*ie6*/
  vertical-align: middle;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
button {
  cursor: pointer;
}
select,
input {
  vertical-align: middle;
}
.clearfix:after {
  content: "";
  display: block;
  clear: both;
  visibility: hidden;
  height: 0;
  line-height: 0;
}
.clearfix {
  *zoom: 1;
}
s,
i,
em {
  /*一般是起装饰作用*/
  font-style: normal;
  /*去掉原有的样式*/
  text-decoration: none;
  /*去掉下划线或是删除线*/
}
.fl {
  float: left;
}
.fr {
  float: right;
}
.al {
  text-align: left;
}
.ac {
  text-align: center;
}
.ar {
  text-align: right;
}
.none,
.hide {
  display: none;
}
.pr {
  position: relative;
}
.pa {
  position: absolute;
}
.ml10 {
  margin-left: 10px;
}
.mr10 {
  margin-right: 10px;
}
.mt10 {
  margin-top: 10px;
}
/*公共类*/
body {
  font-family: "微软雅黑", sans-serif;
  font-size: 13px;
}
a,
a:hover {
  color: #666;
  text-decoration: none;
}
.w {
  /*版心 提取 (改）*/
  width: 640px;
  margin: 0 auto;
}
